From 90e4a72470ba8294dea32a2cc4f0a7cd37beeca1 Mon Sep 17 00:00:00 2001
From: Jonathan Mak <jonathan.mak@liferay.com>
Date: Tue, 8 May 2018 16:26:18 -0700
Subject: [PATCH] LPS-80621 - Create Liferay.provide API for AMD loaded modules

---
 .../apps/frontend-js/frontend-js-web/bnd.bnd  |  1 +
 .../META-INF/resources/liferay/lazy_load.js   | 49 +++++++++++++++++++
 2 files changed, 50 insertions(+)
 create mode 100644 modules/apps/frontend-js/frontend-js-web/src/main/resources/META-INF/resources/liferay/lazy_load.js

diff --git a/modules/apps/frontend-js/frontend-js-web/bnd.bnd b/modules/apps/frontend-js/frontend-js-web/bnd.bnd
index 06bb49c457d40b..64abd124bf1e68 100644
--- a/modules/apps/frontend-js/frontend-js-web/bnd.bnd
+++ b/modules/apps/frontend-js/frontend-js-web/bnd.bnd
@@ -142,6 +142,7 @@ Liferay-Top-Head-JS-Resources:\
 	/liferay/dom_task_runner.js,\
 	/liferay/events.js,\
 	/liferay/language.js,\
+	/liferay/lazy_load.js,\
 	/liferay/liferay.js,\
 	/liferay/util.js,\
 	\
diff --git a/modules/apps/frontend-js/frontend-js-web/src/main/resources/META-INF/resources/liferay/lazy_load.js b/modules/apps/frontend-js/frontend-js-web/src/main/resources/META-INF/resources/liferay/lazy_load.js
new file mode 100644
index 00000000000000..6de6626a750e92
--- /dev/null
+++ b/modules/apps/frontend-js/frontend-js-web/src/main/resources/META-INF/resources/liferay/lazy_load.js
@@ -0,0 +1,49 @@
+(function(_, Liferay) {
+	Liferay.lazyLoad = function() {
+		var failureCallback;
+		var modules;
+		var successCallback;
+
+		if (_.isArray(arguments[0])) {
+			modules = arguments[0];
+
+			successCallback = _.isFunction(arguments[1]) ? arguments[1] : null;
+			failureCallback = _.isFunction(arguments[2]) ? arguments[2] : null;
+		}
+		else {
+			modules = [];
+
+			for (var i = 0; i < arguments.length; ++i) {
+				if (_.isString(arguments[i])) {
+					modules[i] = arguments[i];
+				}
+				else if (_.isFunction(arguments[i])) {
+					successCallback = arguments[i];
+					failureCallback = _.isFunction(arguments[++i]) ? arguments[i] : null;
+
+					break;
+				}
+			}
+		}
+
+		return function() {
+			var args = [];
+
+			for (var i = 0; i < arguments.length; ++i) {
+				args.push(arguments[i]);
+			}
+
+			Liferay.Loader.require(
+				modules,
+				function() {
+					for (var i = 0; i < arguments.length; ++i) {
+						args.splice(i, 0, arguments[i]);
+					}
+
+					successCallback.apply(successCallback, args);
+				},
+				failureCallback
+			);
+		};
+	}
+})(AUI._, Liferay);
\ No newline at end of file